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Compare Keychron K4 V3 vs V6 Differences Side by Side

This comparison is for buyers deciding between Keychron's compact wireless offering and their value-focused wired full-size model. The K4 V3 offers Bluetooth connectivity and a 96% layout, while the V6 is wired-only, has a full 100% layout, and can be purchased with a knob. Both support QMK/VIA and are hot-swappable, making the choice hinge on your need for wireless, layout preference, and budget.

91
Keychron K4 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3
98
Keychron V6 QMK Custom Mechanical Keyboard ISO Layout Collection

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5.0 (4)
3.3 (41)
  • Released in 2025
  • Available in a 96% layout
  • Built with the ISO, ISO-UK, ISO-DE, ISO-CH, ISO-Nordic, ANSI layout standard
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 4000 mAh battery
  • Made with a Plastic case
  • Features PC, PBT keycaps
  • Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2022
  • Available in a 100% layout
  • Built with the ISO, JIS, ANSI, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK layout standard
  • Comes with a knob
  • Supports Wired, Wired only connectivity
  • Weighs about 1360 g
  • Sized at 19 x 141 x 448 mm
  • Made with a Plastic, ABS case
  • Features ABS, PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face, White, White South-face RGB lighting
Scores
  • Performance: 82
  • Build Quality: 84
  • Productivity: 95.2
  • Customizability: 97.6
  • Portability: 54.2
Scores
  • Performance: 90.6
  • Build Quality: 89.1
  • Productivity: 97.8
  • Customizability: 99.4
  • Portability: 46.9
Name
Keychron K4 V3
Name
Keychron V6
Release year
2025
Release year
2022
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
96%
Layout Size
100%
Layout Standard
ISO, ISO-UK, ISO-DE, ISO-CH, ISO-Nordic, ANSI
Layout Standard
ISO, JIS, ANSI, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, Wired, Wireless
Connection
Wired, Wired only
Polling Rate
1000 Hz
Polling Rate
1000 Hz;8000 Hz
Battery capacity
4000 mAh
Battery capacity
-
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Tray Mount
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, South-face, White South-face, North-face
Backlight
 
Rgb, South-face, White, White South-face
Case Colors
Case Colors
Case Material
Plastic
Case Material
Plastic, ABS
Keycaps Material
PC, PBT
Keycaps Material
ABS, PBT
Dimensions
-
Dimensions
19 x 141 x 448 mm
Weight
-
Weight
1360g
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Pros and Trade-offs

Your primary need dictates the choice. If you require wireless operation and want to save desk space without losing the numpad, the Keychron K4 V3 is the clear pick. If you work primarily at a single desk, prefer a traditional full-size layout, want a knob, and are looking for better value, the wired Keychron V6 is the smarter investment.

Keychron K4 V3

  • +Bluetooth 5.2 wireless and wired USB-C connectivity for multi-device use.
  • +96% layout includes a numpad in a more compact form factor.
  • +Includes multiple foam layers (IXPE, EPDM, PET) for sound dampening.
  • +Offers adjustable typing angles (5°, 8°, 11°) and Cherry-profile PBT keycaps.
  • +North-facing RGB LEDs with shine-through keycaps.
  • −More expensive than the V6.
  • −Battery-dependent for wireless mode, requiring periodic charging.
  • −The compact layout may have a learning curve for those used to full-size spacing.

Keychron V6

  • +Generally available at a lower price point.
  • +Full 100% layout with all standard keys and a numpad.
  • +Available with a knob for media control or macros.
  • +Features a steel plate and screw-in PCB stabilizers.
  • +South-facing RGB LEDs avoid interference with Cherry-profile keycaps.
  • −Wired-only connectivity, with no wireless option.
  • −Larger and heavier (1350g) footprint consumes more desk space.
  • −Keycaps are OSA profile PBT, which is not shine-through for backlighting.

Which Keyboard Is Better for Your Needs?

The K4 V3 wins for office and travel use due to its wireless connectivity and space-saving 96% layout. The V6 is the better choice for programming, modding, and content creation, offering a full-size layout, knob option, and lower cost. For gaming, both are equally capable with their high polling rates, leaving the decision to wired versus wireless preference.

GamingTie
  • •Both have a 1000 Hz polling rate for low latency.
  • •Both support N-key rollover for simultaneous key presses.
  • •The K4 V3 offers wireless freedom, while the V6's wired connection ensures no battery concerns.
OfficeKeychron K4 V3
  • •The K4 V3's Bluetooth connectivity allows easy switching between multiple devices like a laptop and tablet.
  • •Its 96% layout saves desk space while retaining the numpad.
  • •Includes keycaps for both macOS and Windows for cross-platform use.
ProgrammingKeychron V6
  • •The V6's full 100% layout includes a dedicated numpad for numerical entry.
  • •It is available in a knob version for quick scrolling or macro control.
  • •Offers a lower price point, providing strong value for a fully-featured programming keyboard.
TravelKeychron K4 V3
  • •The K4 V3 is wireless, eliminating the need for a cable on the go.
  • •Its 96% layout is more compact than a full-size board.
  • •It has a built-in 4000mAh battery for portable use.
ModdingKeychron V6
  • •The V6 is generally available at a lower price point, leaving more budget for switches and keycaps.
  • •It features a steel plate and screw-in PCB stabilizers for a solid foundation.
  • •Available in a barebones kit version for building from scratch.
Content CreationKeychron V6
  • •The V6's full-size layout with a numpad is useful for spreadsheet work and video editing shortcuts.
  • •The optional knob version can be mapped to timeline scrubbing or brush size adjustments.
  • •South-facing RGB LEDs prevent interference with Cherry-profile keycaps, offering more keycap options.

Frequently Asked Questions (FAQ)

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